Celkon A77 vs Philips W8578
Celkon A77
Philips W8578
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G network-HSDPA 900, 2100
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HSDPA speed-HSDPA, 3.6 Mbps
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HSUPA speed-HSUPA
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2012-122014-4
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Status2012-122014-4
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Design
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SIMDual SIM (Mini-SIM)Dual SIM
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Height118 mm116 mm
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Width61 mm60 mm
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Thickness13.5 mm21 mm
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Weight104 g217 g
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ColorsBlack, WhiteBlack
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size3.5 inches3.5 inches
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Resolution320 x 420 pixels480 x 800 pixels
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Pixel density151 ppi267 ppi
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Display colors-262144
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Hardware
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CPU1 GHz
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Memory RAM-256 MB
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Internal storage-512 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v2.3 (Gingerbread)-
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Main camera
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Main camera2 MP5 MP
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Primary camera resolution1600 x 1200 pixels2592 x 1944 pixels
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Primary camera videovideovideo
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraYesNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3 ringtones
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Multimedia
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Radio FMStereo FM radioFM radio
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Connectivity
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WLANWi-FiWi-Fi
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv2.1
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Bluetooth EDR-Yes
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GPSNoNo
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push Email
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JavaYes, via Java MIDP emulatorYes
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Java MIDP-MIDP 2.0
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1300 mAh2000 mAh
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Talk time4 h 45 min9 h
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Standby time130 h850 h
